Individual Calculations April 2015
 Sorensen, Preben  Total change: -54.80  Rating chartPersonal card
 3. World Senior Team Championship Open 50+ Dresden GER 2015-02-24
RcRownchangeKK*chgGame
 2191 2151 0.50 4 -1.37 40 -54.80 
  Gattermayer, Robert 2009 AUT0.001-0.6940-27.60 
  Arkell, Keith C g2510 ENG0.001-0.1040-4.00 
  Harzer, Paul 2123 GER0.501-0.0440-1.60 
  Koehler, Gerhard, Dr. 2120 GER0.001-0.5440-21.60 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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